20702956

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 36905904

約数和(自身を除く): 16202948

約数列:

[1, 2, 4, 113, 163, 226, 281, 326, 452, 562, 652, 1124, 18419, 31753, 36838, 45803, 63506, 73676, 91606, 127012, 183212, 5175739, 10351478, 20702956]

約数ペア:

[(1, 20702956), (2, 10351478), (4, 5175739), (113, 183212), (163, 127012), (226, 91606), (281, 73676), (326, 63506), (452, 45803), (562, 36838), (652, 31753), (1124, 18419)]